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Finding the Fourth Proportional to 504,548.35, 755,966.09 and 304,448.28

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Solution

The fourth proportional to 504,548.35, 755,966.09 and 304,448.28 is: 456,155.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,548.35 : 755,966.09 = 304,448.28 : x
  2. Step 2: Convert to fraction form
    504,548.35/755,966.09 = 304,448.28/x
  3. Step 3: Cross multiply
    504,548.35x = 755,966.09 × 304,448.28
  4. Step 4: Simplify right side
    504,548.35x = 230,152,575,838.83
  5. Step 5: Solve for x
    x = 230,152,575,838.83/504,548.35
  6. Step 6: Final answer
    x = 456,155.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.